27 results about "Building industry" patented technology

The utility model relates to building industry technical field discloses a kind of building machinery transfer equipment, including rack, transplanting device is installed on the rack, with the rack dismounting connection, lifting device is set in the middle of the transplanting device, the transplanting device can be moved linearly along horizontal direction relative to the rack to drive the lifting device to move, clamping device is installed at the bottom end of the lifting device, the lifting device can drive the clamping device to move along vertical direction, walking wheel is fixedly installed at the four corners of the rack bottom end by bolt, solenoid valve is installed in one side in the rack, support column is set in the middle of the rack and is traversely penetrated;High flexibility can be when transferring building goods, when construction site construction, it will not need manual to move goods because of road problem, construction efficiency is high, greatly reduces artificial cost and labor force by the carrying of machine, with good market application value.

The application discloses a kind of low-carbon composite cementitious material for deep foundation pit engineering and preparation method thereof, belong to building material technical field.The low-carbon composite cementitious material for deep foundation pit engineering, including following weight parts raw materials: 70-90 parts of slag, 5-10 parts of cement, 10-30 parts of phosphogypsum, 5-20 parts of modified secondary aluminum ash, 2-10 parts of modified 5A zeolite, 5-10 parts of organic curing agent, 1-5 parts of carbide slag, 0.03-0.2 parts of alcohol amine early strength agent, 0.5-8 parts of potassium dihydrogen phosphate, 2-8 parts of magnesium oxide, 2-3.5 parts of acid activator, 20-50 parts of water, by making full use of industrial waste slag, secondary aluminum ash, carbide slag, phosphogypsum, reduce resource waste and environmental pollution, convert industrial solid waste into environmental protection building material, realize the diversification of product, functionalization, green, can replace traditional reinforced concrete material, significantly reduce the carbon emission in deep foundation pit engineering, help building industry low-carbon transformation.

This invention discloses a method for predicting the cooling load of public buildings based on spatiotemporal attention transfer learning, comprising the following steps: collecting multi-source heterogeneous data of the target building and constructing a multimodal spatiotemporal dataset; then filtering and classifying the multimodal spatiotemporal dataset to obtain core features of different building types; calculating the subjective and objective weights corresponding to each core feature, and combining the subjective weights to calculate the dynamic weight vector of each core feature; then weighting the dynamic weight vectors of each core feature, and outputting the temporal features affecting the cooling load value based on the temporal dependency of the cooling load; finally, optimizing the weights and enhancing the features of the temporal features, and predicting the enhanced temporal features through a fully connected output layer to output the predicted cooling load value. This invention can achieve universal adaptation for predicting the cooling load of buildings of various types and improve the prediction stability of building cooling load in long-term prediction.

This invention relates to the field of engineering management informatization and data processing technology, and discloses a construction industry resource matching and performance early warning system based on business data fusion. The system includes a multi-source heterogeneous data mapping module that constructs a resource-time slot matrix and transforms financial, physical, and information flow data into standardized feature vectors; a dynamic performance status entropy calculation module that calculates performance status entropy to quantify risk; a time slot adaptive modulation module that dynamically controls time slot granularity splitting or merging and adjusts data sampling frequency based on entropy gradient; a resource status latch control module that generates latch status bits that determine resource visibility based on a multi-dimensional confidence consensus protocol; and a topology path matching and risk blocking module that plans the minimum entropy increase path in the activated resource pool and directly modifies the latch bits based on risk flux propagation prediction to block risk propagation. This invention, based on entropy gradient adaptive modulation and status latching mechanisms, achieves unified quantification of resource risks, dynamic scaling of monitoring granularity, and proactive blocking of cascading risks.

The utility model provides a kind of cantilever beam support structure, it is related to cantilever beam technical field, comprising: inclined column, it is set to the side of support surface, and by lower to upper gradually away from support surface;Multiple crossbeam, each the crossbeam is spaced apart between inclined column and the support surface by lower to upper setting.The utility model has beneficial effect: the particularity of cleverly using the large-angle extension of inclined column is achieved by setting inclined column, by the inside steel beam, four inclined braces, and relevant node strengthening method of design, so that it forms a complete structure system, under the premise of guaranteeing its safety, the cantilever span of cantilever beam can be greatly increased, the room function and building design aesthetic type of existing building industry are increased;The bearing capacity and deformation capacity of entire structure system can be greatly increased by setting shaped steel in concrete beam in the structure device, the problems of large amount of engineering material, large cantilever structure, high cost, cantilever beam easy cracking deformation and other problems can be effectively solved.

The application provides a kind of building vertical domain large model and digital twin intelligent agent system, it is related to building industrialization and intelligent technology field. Including perception module, digital twin module, building vertical domain large model module and execution control module. Perception module collects the multi-source heterogeneous data of building entity;Digital twin module is based on unified space-time datum fusion data, constructs synchronous mapping dynamic digital twin and outputs multi-modal state information;Building vertical domain large model module is based on building field pre-training, carries out multi-modal understanding and expert reasoning to state information, generates optimization decision instruction;Execution control module converts instruction into control signal and issues execution, simultaneously collects feedback data for updating digital twin state and large model parameter. The application realizes the fusion of building full life cycle data and intelligent decision-making closed loop, and improves the overall intelligent level and self-adaptive optimization ability of building industry.

The application belongs to the technical field of building materials and solid waste resource utilization, in particular to a non-autoclaved full-solid-waste concrete prefabricated part and a preparation method thereof. In the preparation method, 0.1wt%-10wt% of refining slag, 20wt%-30wt% of steel slag, 40wt%-60wt% of mineral slag and 15wt%-20wt% of industrial by-product gypsum are used to prepare cementitious materials, then 15wt%-20wt% of the cementitious materials, 75wt%-80wt% of aggregates and 5wt%-7wt% of water and water reducing agent are mixed and cast to form a test block, which is first subjected to standard curing for 2-6h, then subjected to temperature-controlled curing at 40 DEG C for 18-22h, and finally subjected to 28-day standard curing to obtain a C40 concrete prefabricated part. The raw materials of the concrete prefabricated part are derived from solid waste, which can reduce the production cost of the steel and building industry, and the economic and social environmental benefits are remarkable; the high-strength development can be realized without high-energy-consuming curing, and the concrete prefabricated part has low carbon and energy saving; the use of long-carbon-chain polycarboxylic acid water reducing agent improves the impermeability and frost resistance of the prefabricated part, and ensures that the prefabricated part has high strength and durability.

Methods of processing phosphogypsum (PG) to recover Radium (e.g., 226Ra), and / or other constituents from PG, are described. PG (stockpiled PG, fresh PG or a combination) is combined with a leach solution, allowed to react for about 2-6 hours (e.g., a single leaching step), at a temperature in the range of about 40-70° C. to obtain leachate and leach residue. Further processing by subjecting the leachate and / or the leach residue to one or more separation techniques, such as ion exchange, enables the recovery of one or more constituents of interest. By separating 226Ra, rare earth elements (REE) and / or other constituents from this secondary resource (e.g., waste PG), gypsum can be purified for use in the construction industry, the recovery of 226Ra can be used to produce dedicated isotopes like 223Ra and / or 225Ac for life-saving cancer medication, and raw materials can be provided for the high-tech industry, agriculture and the building industry.

The application discloses a construction industry carbon emission regulation method and device, and relates to the technical field of carbon emission regulation.The method comprises the following steps: determining the carbon emission of each influence factor at each historical moment based on time-series energy category consumption data, and constructing an original carbon emission matrix; inputting the original carbon emission matrix and time-series characteristic data into a latent variable sampling model to obtain multiple latent variables and graph convolution features of each influence factor at each historical moment; determining the latent space contribution degree of a current influence factor based on the original feature data and all latent variables of all historical moments of the current influence factor within a historical period; and determining the total influence weight of each influence factor and a carbon emission regulation strategy of a current moment based on the latent space contribution degrees of all influence factors, the graph convolution features of all influence factors at each sub-moment, and the carbon emission of all influence factors at each sub-moment.The application improves the carbon emission regulation precision of the construction industry.

The application discloses an ultra-stable carbon dioxide foam applied to the field of foam concrete, and a preparation method and application thereof, and the preparation method comprises the following steps: uniformly dispersing nanoparticles in water through ultrasonic, to prepare a nanoparticle suspension; adding the nanoparticle suspension into a surfactant and a thickening agent, and uniformly stirring to prepare a composite foaming agent; and a foaming machine is used to suck the composite foaming agent, and mixed gas of carbon dioxide and nitrogen is used as foaming gas to prepare the ultra-stable carbon dioxide foam. Compared with the existing carbon dioxide foam preparation method, the carbon dioxide foam prepared by the ultra-stable carbon dioxide foam preparation method has a higher foaming multiple, and the foam is not easy to break in stirring and has better stability in a high-alkali environment of a cement paste. The high stability and the characteristic of not easy to break in stirring can be used for preparing light-weight foam concrete, so that the building material not only has the performance of heat preservation and insulation, but also has better carbon fixation capacity, and promotes the green and low-carbon development of the building industry.

The application discloses an ABS composite material and a preparation method thereof, and belongs to the technical field of extruded sheets; the ABS composite material comprises the following raw materials in parts by mass: ABS resin 59-79 parts, a flame retardant 15-25 parts, a synergistic flame retardant 5 parts, mineral powder 5-15 parts and a processing aid 1 part. The ABS composite material has the performances of flame retardation, high toughness and high oxygen index, the preparation method is simple and easy to implement, and the ABS composite material is easy to process, and is very suitable for popularization and application in the fields of household appliances, electrical instruments, the building industry, the transportation industry, the security industry and the like.

An intelligent production line for integrated light steel box-type housing panels includes an uncoiling and forming device connected to a double-layer conveyor line. Along the material travel direction on the double-layer conveyor line are sequentially arranged an intelligent glue-applying device, an automatic panel-separating and conveying device, a robotic precision filling device, an automatic panel-flipping and assembling device, a constant temperature and pressure composite device, a CNC milling and chip-removing device, an intelligent reversing and flipping device, an automatic frame-forming device, and a finished product stacking and packaging device. This invention achieves fully automated and continuous production from raw material feeding to finished product stacking and packaging through the organic integration and intelligent collaborative control of all processes in the panel production process. It can flexibly adapt to various metal and non-metal panel materials and can switch between producing ordinary composite panels and integrated light steel box-type housing panels, effectively improving production efficiency and product quality, reducing production costs, and meeting the diversified and large-scale production needs of the prefabricated building industry.

This invention discloses a high-solid-waste green low-carbon concrete and its preparation method, belonging to the field of concrete material preparation technology. The concrete consists of 450-550 parts of cementitious materials, 1270-1340 parts of aggregate system, 7.3-16.4 parts of functional additives, and 148-168 parts of auxiliary materials. The cementitious materials consist of steel slag, desulfurized gypsum, mineral powder, metal tailings, and a composite activator. The aggregates consist of 600-650 parts of construction solid waste and 670-690 parts of manufactured sand. The functional additives include 1.5-3 parts of micro-nano interface strengthening agent and 0.5-1% of recycled aggregate pretreatment agent (consisting of construction solid waste). The auxiliary materials consist of 140-160 parts of water and 6-8 parts of water-reducing agent. This invention highly aligns with the global trend of low-carbon and green transformation in the construction industry and provides important technical options for green building evaluation standards and low-carbon building material certification systems. The material cost is 15-25% lower than that of ordinary concrete of the same grade.

The invention relates to the technical field of civil engineering, in particular to a modular full-assembly variable-stiffness composite cable dome structure system and a construction method, and the dome structure system comprises an upper variable-stiffness reticulated shell structure and a lower flexible cable support structure; the upper variable-stiffness reticulated shell structure and the lower flexible cable support structure are used for bearing vertical loads and coordinating overall deformation and controlling structural vibration at the same time. The upper variable-stiffness reticulated shell structure and the lower flexible cable support structure achieve mechanical cooperation through hinge joints. According to the modular full-assembly variable-stiffness composite cable dome structure system, standardized design, industrial production, modular construction and efficient assembly can be achieved, and the mainstream development requirements of the building industry are met.

The application discloses a concrete reinforcing agent and a preparation method thereof, relates to the technical field of concrete production, and the concrete reinforcing agent is prepared from the following raw materials in parts by mass: 60-70 parts of small-molecule polyacid, 30-45 parts of alcohol amine, 1-4 parts of a catalyst, 0.3-0.5 parts of a chelating agent, 0.1-0.3 parts of a phase transfer catalyst and 0.2-0.5 parts of an antioxidant. The concrete reinforcing agent and the preparation method thereof have the advantages of low mixing amount, good economy, complete water solubility, convenient use, remarkable early and late reinforcing effect and no corrosion to steel bars. The technical scheme effectively solves the technical defects of traditional concrete reinforcing agents and provides a new technical selection for realizing green and low-carbon development of the building industry.

The utility model relates to theodolite technical field especially relates to a theodolite rack for building industry. Its technical scheme includes: mounting seat and theodolite body, the top fixed mounting of mounting seat has damping assembly, theodolite body fixed mounting is at the top of damping assembly, the bottom even fixed mounting of mounting seat has a plurality of height adjustable support frame assembly, the bottom even fixed mounting of support frame assembly has fixed component. The utility model not only can absorb the vibration on the building site, reduce the influence of vibration to theodolite body measurement time, increase theodolite body's measurement accuracy, can also according to the actual situation of building site, to theodolite body's height is adjusted, and it is convenient to support frame assembly and is fixed mounting.

The application provides a method for electrochemically activating iron tailings, comprising the following steps: step 1, mixing iron tailings with activating adjuvants to obtain a mixture; step 2, adding water to the mixture and stirring until the activating adjuvants are dissolved to obtain a flow plastic slurry; and step 3, pouring the flow plastic slurry into a groove body of an electrochemical activation device, applying a direct current or a pulse electric field to the slurry, and adjusting current parameters to perform electrochemical activation treatment. The technology can convert low-activity iron tailings into high-activity cementitious components, directly replace part of cement to prepare building materials such as mortar, non-burned bricks and roadbed fillers, and is suitable for preparing low-carbon cementitious materials in the building industry, especially for the implementation needs of on-site resource utilization of mine solid wastes and the 'double carbon' target in the building field.

The utility model belongs to building industry technical field provides a kind of anti-leakage grouting device, including chassis, fixed rack and damming piece;The chassis is equipped with grouting port, the damming piece is closed or opened the grouting port by the way of rotation;The fixed rack is set on the chassis, and the fixed rack is used to fix the position of pump pipe and let the nozzle of pump pipe align with the grouting port.The anti-leakage grouting device of the utility model can effectively prevent the occurrence of grout leakage or top gap when carrying out horizontal grouting, which is beneficial to improve the horizontal grouting effect.

The present invention relates to a method to produce calcium rich-based aggregates by electrodeposition in salty aqueous CO2 enriched solutions, that can be used in the construction industry.

The application discloses a kind of wearable assembled building industry worker emotional intelligent monitoring method and device;Its technical points are in, S100, physiological signal is collected;The physiological signal includes: electrocardiogram signal;S200, the electrocardiogram signal obtained by S100 is carried out denoising processing;S300, extract heart rate variability HRV characteristics from electrocardiogram signal, including time domain feature and frequency domain feature;S400, the extracted HRV characteristics are passed through trained SVM-KNN classifier, to identify emotional category;S500, the identification result is output to handheld end.Using a kind of wearable assembled building industry worker emotional intelligent monitoring method and device, the emotion of industry worker can be effectively identified.

The utility model discloses a large diameter reinforcement cage straight thread sleeve butt joint device, including steel bar positioning hoop outer hoop, steel bar positioning hoop inner hoop, positioning buckle, support reinforcement and butt joint reinforcement, wherein steel bar positioning hoop outer hoop and steel bar positioning hoop inner hoop's quantity all are set to two groups, and two steel bar positioning hoop outer hoops are in parallel distribution, the steel bar positioning hoop outer hoop inside is provided with outer hoop positioning hole, two steel bar positioning hoop inner hoops and steel bar positioning hoop outer hoop parallel distribution. The utility model discloses a positioning buckle with two steel bar positioning hoop inner hoops and two steel bar positioning hoop outer hoops positioning combination, makes it coaxial distribution, and forms stable butt joint device, can ensure that multiple straight thread sleeves all are located between two steel bar positioning hoop inner hoops, and is in the same horizontal plane, to improve the quality of connection, ensure the bearing capacity and stability of reinforcement cage, satisfy the demand of building industry to large diameter reinforcement cage high quality connection, improve the problem that straight thread sleeve is poor in cooperation when connecting.

The application relates to the technical field of CRM systems, and relates to a performance evaluation method and system.The performance evaluation method comprises the following steps: S1, data acquisition, S2, index calculation, S3, result display, and S4, management decision.The application constructs a three-dimensional quantitative index system of process+result+industry characteristics, integrates process-type indexes such as customer follow-up frequency and project stage promotion rate, result-type indexes such as single amount achievement rate, repayment timeliness, and building industry characteristic indexes such as supply chain docking satisfaction and project node compliance rate into a unified evaluation framework, completely changes the limitation that the prior art only focuses on result-type indexes, makes the performance evaluation cover core value links of the whole sales process, and is suitable for the characteristics that the building industry has a long project cycle and multiple departments are linked, the performance evaluation is more comprehensive and objective, and the problem of one-sidedness of indexes in the prior art is solved.

The utility model discloses a building is exempted from to tear open template wet method mould pressing production line, including dry powder storage bin, dust removal ingredient stirring all -in -one, the receiving port of finished product slurry conveyor is located the leak material port below of dust removal ingredient stirring all -in -one, and the export of finished product slurry is adjacent mould pressing ration feeder, and mould pressing ration feeder provides single accurate ration of feeding for mould pressing forming machine, and mould pressing ration feeder is adjacent mould pressing forming machine, is used for receiving finished product slurry of mould pressing ration feeder supply, and finished product slurry mould pressing becomes exempted from to tear open composite template, and the discharge port side of mould pressing forming machine is equipped with automatic stacking and feeding system. The utility model has solved the problem in the prior art, realized the efficient, stable, environmental protection production of exempted from to tear open composite template. The production line not only has improved production efficiency and product quality, but also has reduced labor cost and environmental pollution, has made positive contribution for the sustainable development of building industry.

The application discloses a kind of management method and system for micro portal platform, belong to building business management technical field, specifically include: based on the multi-source basic data of enterprise in building in the construction industry chain ecological map;Industry chain ecological map is extracted with upstream and downstream dependence relationship restoration to industry chain link, constructs industry chain structure model and identifies missing link;Filtering candidate enterprise set matched with missing link, obtain recruitment dynamic data and calculate space stress score;The number of already-registered enterprises that exist upstream and downstream dependence relationship with candidate enterprise is counted, calculate industry matching degree, and calculate comprehensive business value based on industry matching degree and space stress score;According to comprehensive business value descending order and carry out business reach task distribution.The application will enterprise dynamic site selection intention and building industry ecological demand joint quantitative evaluation, realize from passive fill in to active build ecology change, improve the precision of digital building business and industry ecological health degree.

The application discloses a visual evaluation method for light pollution degree of a plane glass curtain wall based on Dynamo, and comprises the following steps: S1, constructing or opening a to-be-tested building model containing a plane glass curtain wall structure in Revit according to drawing information; S2, importing background information such as geographical position and test time information of the building model; S3, performing light pollution degree evaluation and analysis on the background information by using Dynamo; and S4, obtaining an analysis grade and outputting a visual result. The application is based on the compilation requirements of the building glass curtain wall light reflection influence analysis report published in the document of Shanghai environmental protection evaluation (2015) No. 522, takes the sun position, the reflection light incidence angle (glare angle) and the brightness as evaluation indexes, adopts the BIM series software Revit which is most widely used in the building industry, and calculates the light pollution grade of the plane glass curtain wall by using the Dynamo visual programming technology. The method has low difficulty, is convenient in the evaluation process, has low calculation cost, and has accurate output results and high visual degree.

The present application relates to the technical field of digitalization of the building industry, and provides a building material parameterization selection method and system based on data linkage, comprising: under the environment of a data life cycle management system, analyzing parameter information of a building information model file from a building information system, wherein the parameter information comprises a model name, a selectable condition, a list of associated models and an influence range threshold; based on the selectable condition, performing building material selection on the building information model file, and according to the selection result, combining the list of associated models and the influence range threshold, calling a modeling system to generate a three-dimensional model, and simultaneously associating the building information model file in the data life cycle management system; wherein the building information system, the data life cycle management system and the modeling system adopt a self-defined event bus technology to perform state synchronization. The method effectively solves the problems of insufficient traditional system integration and broken business process.